Shaw, R. (2001). Improving marketing effectiveness. Profiles books.
Lua i Stíl Chicago (17ú heag.)Shaw, Robert. Improving Marketing Effectiveness. London: Profiles books, 2001.
Lua MLA (9ú heag.)Shaw, Robert. Improving Marketing Effectiveness. Profiles books, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.